Optimum use of an Article

Many webmasters have told that article submission is the best way to get backlinks and effective method of link building. But, I have seen in many sites that from article submission websites are getting very few backlinks. Can anyone SEO expert here to tell me that how can I make an optimum use of my article? And kindly, tell me that what are its importance?

Post your article on that article sites which can approve your posted article instant or within 48 hrs. once your article is approved you can do bookmark of that approved article link and you can do smo activity for that approved link.